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although, so that及until引导的状语从句
1.although引导让步状语从句连词
although意为“虽然;尽管”,引导让步状语从句,可以放在主句前面,也
可以放在主句后面。
例句:Although she's wrong, it's not a big deal.尽管她不对,但这也不是
什么大不了的事。
You could help him although you didn't let him copy your homework.
尽管你不让他抄你的作业,但你可以帮助他。
2.so that引导目的状语从句和结果状语从句
(1)so that意为“以便”,引导目的状语从句,一般放在主句后,且不用
逗号隔开。目的状语从句表示动机(即一种可能性),而非事实。因此,从句中
常带有can, will, could, would, should等情态动词。
例句:He should talk to his friend so that he can say he\'s sorry.他应当
和他的朋友谈一谈,以便他能说声抱歉。
You must go now so that you won't be late.你必须现在就去,以便不会
迟到。
(2)so that意为“以至于;结果”,引导结果状语从句,陈述的是客观事
实,常常不带情态动词。
例句:He got up early so that he caught the early bus.他起得早,因此
赶上了早班车。
My friend was ill so that she didn't come to school yesterday.我朋友生
病了,所以她昨天没来上学。3.until引导时间状语从句
连词until意为“直到……为止;到……时”,引导时间状语从句,常放在
主句之后,也可以放在主句之前。主句为一般将来时,从句要用一般现在时表
示将来。
until用于肯定句中,意为“直到……为止”,主句谓语动词须用延续性动
词;用于否定句中,意为“直到……才”,主句谓语动词通常用非延续性动词,
也可用延续性动词。
例句:They talked on and on until four o'clock in the morning.他们一
直谈到凌晨四点。
The letter passed from one to another until everyone had read it.这封信
从一个人转手另一人直到每个人都看过。
I won't believe it until I see it with my own eyes.直到亲眼看见,我才
会相信。